angeles police department, the irvine police department, riverside police department, the fbi, the u.s. marshalls service and other allied law enforcement agencies throughout southern california and throughout the region. >> reporter: day five, sunday, dorner remained on the loose. >> everyday that dorner is loose, the likelihood of an attack on either a uniformed police officer or a family of a police officer is likely. >> reporter: southern california remained gripped by fear and uncertainty. a home improvement store was evacuated in l.a. after the mere mention of a dorner sighting. the los angeles police were founding themselves spread too thin between the ongoing manhunt and extra security at the grammy awards. they announced that low priority radio calls might go unanswered. >> it was a tremendous strain on our resources. remember, we had to protect the 50 people that were targeted, protect their families as well. we were on a tactical alert for virtually most of that time. but i said to the chief, and we both agreed, don't spare any expense. >> the mayor turned to the citizens of